@InProceedings {adds-vodca2004,
    author = {{C.A.} Ardagna and E. Damiani and S. {De Capitani di Vimercati} and P. Samarati},
    booktitle = {Proc. of the First International Workshop on Views On Designing Complex Architectures (VODCA 2004)},
    title = {A Web Service Architecture for Enforcing Access Control Policies},
    address = {Bertinoro, Italy},
    month = {September},
    day = {11-12},
    year = {2004}
}